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authorJavier Cardona <javier@cozybit.com>2012-03-06 02:20:38 +0100
committerJohn W. Linville <linville@tuxdriver.com>2012-03-06 21:16:17 +0100
commit12ce8ba3eb09bb83509a459835917a3100ad8db1 (patch)
treec93d67241456469078092fd6127ec5649ed7c4cd
parentmac80211_hwsim: Add tsf to beacons, probe responses and radiotap header. (diff)
downloadlinux-12ce8ba3eb09bb83509a459835917a3100ad8db1.tar.xz
linux-12ce8ba3eb09bb83509a459835917a3100ad8db1.zip
mac80211: Modify tsf via debugfs in mesh interfaces
Signed-off-by: Javier Cardona <javier@cozybit.com> Reviewed-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/net/wireless/mac80211_hwsim.c18
-rw-r--r--net/mac80211/debugfs_netdev.c7
2 files changed, 24 insertions, 1 deletions
diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
index 14a3cac19a30..b4f6cb3298a4 100644
--- a/drivers/net/wireless/mac80211_hwsim.c
+++ b/drivers/net/wireless/mac80211_hwsim.c
@@ -379,6 +379,22 @@ static __le64 __mac80211_hwsim_get_tsf(struct mac80211_hwsim_data *data)
return cpu_to_le64(now + data->tsf_offset);
}
+static u64 mac80211_hwsim_get_tsf(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif)
+{
+ struct mac80211_hwsim_data *data = hw->priv;
+ return le64_to_cpu(__mac80211_hwsim_get_tsf(data));
+}
+
+static void mac80211_hwsim_set_tsf(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif, u64 tsf)
+{
+ struct mac80211_hwsim_data *data = hw->priv;
+ struct timeval tv = ktime_to_timeval(ktime_get_real());
+ u64 now = tv.tv_sec * USEC_PER_SEC + tv.tv_usec;
+ data->tsf_offset = tsf - now;
+}
+
static void mac80211_hwsim_monitor_rx(struct ieee80211_hw *hw,
struct sk_buff *tx_skb)
{
@@ -1224,6 +1240,8 @@ static struct ieee80211_ops mac80211_hwsim_ops =
.sw_scan_start = mac80211_hwsim_sw_scan,
.sw_scan_complete = mac80211_hwsim_sw_scan_complete,
.flush = mac80211_hwsim_flush,
+ .get_tsf = mac80211_hwsim_get_tsf,
+ .set_tsf = mac80211_hwsim_set_tsf,
};
diff --git a/net/mac80211/debugfs_netdev.c b/net/mac80211/debugfs_netdev.c
index 9f484d8905fd..f6de8a65f402 100644
--- a/net/mac80211/debugfs_netdev.c
+++ b/net/mac80211/debugfs_netdev.c
@@ -538,11 +538,15 @@ static void add_monitor_files(struct ieee80211_sub_if_data *sdata)
#ifdef CONFIG_MAC80211_MESH
+static void add_mesh_files(struct ieee80211_sub_if_data *sdata)
+{
+ DEBUGFS_ADD_MODE(tsf, 0600);
+}
+
static void add_mesh_stats(struct ieee80211_sub_if_data *sdata)
{
struct dentry *dir = debugfs_create_dir("mesh_stats",
sdata->debugfs.dir);
-
#define MESHSTATS_ADD(name)\
debugfs_create_file(#name, 0400, dir, sdata, &name##_ops);
@@ -595,6 +599,7 @@ static void add_files(struct ieee80211_sub_if_data *sdata)
switch (sdata->vif.type) {
case NL80211_IFTYPE_MESH_POINT:
#ifdef CONFIG_MAC80211_MESH
+ add_mesh_files(sdata);
add_mesh_stats(sdata);
add_mesh_config(sdata);
#endif